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When a ray of light is refracted by a pr...

When a ray of light is refracted by a prism such that the angle of deviation is minimum, then

A

the angle of emergence is equal to the angle of incidence

B

the angle of emergence is greater than the angle of incidence

C

the angle of emergence is smaller than the angle of incidence

D

the sum of the angle of incidence and the angle of emergence is equal to` 90^(@)`

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The correct Answer is:
A
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MOTION-RAY OPTICS-Exercise-1
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  2. The critical angle for light going from medium X into medium Y is thet...

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  3. When a ray of light is refracted by a prism such that the angle of dev...

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  4. A ray falls on a prism ABC(AB=BC) and travels as shown in adjoining fi...

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  5. If the angle of prism is 60^(@) and the angle of minimum deviation i...

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  6. Angle of minimum deviation for a prism of refactive index 1.5, is equa...

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  7. The refracting angle of a prism is 40^(@). A ray of light is incident ...

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  8. A spectrum is formed by a prism of dispersive power omega. If the angl...

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  9. White light is passed through a prism whose angle is5^(@). If the refr...

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  10. The refractive indices of violet and red light are 1.54 and 1.52 respe...

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  11. The refractive index of flint glass for blue F line is 1.6333 and red ...

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  12. Indicate the correct statement in the following

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  13. If refractive index of red, violet and yellow light are 1.42, 1.62 and...

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  14. The respective angles of the flint and crown glass prisms are A' and A...

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  15. Minimum and maximum distance should be for clear vision of healthy eye

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  16. The angle of a glass prism is 4.5^(@) and its refractive index is 1.52...

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  17. The wavelength of light in two liquids ‘ x ' and ‘ y ' is 3500 Å and ...

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  18. A ray of light passes through an equilateral prism (refractive index 1...

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  19. Prism angle of a prism is 10^(@) ,Their refractive index for red & vio...

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  20. The refractive indices of the material of a lens for violet, yellow an...

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